ModifiedAnthemPolicy 09-201

Inhalation and Local Anesthesia (2026 Policy)

Defines clinical indications, medical necessity criteria, monitoring/documentation, emergency management, and coding guidance for local anesthesia, regional/trigeminal blocks, nitrous oxide, intravenous moderate sedation, and deep sedation/general anesthesia in dental settings. Applies to benefit determinations for Anthem dental plans and references state/contract age limits and life support/equipment requirements.

Policy Summary

PayerAnthem

PolicyInhalation and Local Anesthesia (2026 Policy)

Policy CodePolicy 09-201

Change TypeRevised (minor editorial refinements; intent unchanged)

Effective Date01/01/2026

Next Review Date

Key ActionMedical conditions requiring general anesthesia must be supported by documentation from the oral surgeon, dentist and/or physician administering the anesthesia.

SourceLink

POLICY UPDATE CHANGES

Policy status marked Revised with last review dated 10/27/2025 and publish date 01/01/2026; intent unchanged per history (minor editorial refinements).

1Policy versions with recent revision

5Key covered anesthesia categories

4Nitrous oxide contraindications listed (examples)

Coverage Summary

Policy 09-201 (effective 01/01/2026, last reviewed 10/27/2025) addresses anesthesia services for dental procedures including local anesthesia, regional/trigeminal blocks, nitrous oxide, intravenous moderate sedation, and deep sedation/general anesthesia. Local anesthesia is generally considered inclusive to dental procedures and not eligible for separate benefit unless a specific plan allows coverage. Some services (for example, regional/trigeminal block anesthesia) may not be covered. Coverage decisions are contract-dependent and subject to federal/state law and member benefit terms.

Medical Necessity Criteria

Local Anesthesia

Covered as part of dental procedures; not eligible for separate benefit unless specified in contract

ALL of the following

Administration of local anesthetic (traditional, electronic, buffered, etc.) is considered inclusive of all dental procedures and not eligible for separate benefit unless a specific plan allows coverage

Regional and Trigeminal Division Block Anesthesia

Coverage position

ALL of the following

Regional and trigeminal block anesthesia may not be a covered service

Deep Sedation/General Anesthesia, Intravenous Moderate Sedation/Analgesia, Non-Intravenous Conscious Sedation

These procedures may be benefitted when performed in conjunction with covered dental services and when medical necessity criteria are met:

ALL of the following

Performed in conjunction with covered dental services
Medical conditions requiring general anesthesia must be supported by documentation from the oral surgeon, dentist and/or physician administering the anesthesia
Member must satisfy ONE of the following
- The member is a child, up to the age defined by contract, with a dental condition requiring repairs of significant complexity (e.g., multiple restorations, pulpal therapy, extractions, combinations of procedures)
- The member has physical, intellectual, or medically compromising conditions for which dental treatment under local anesthesia cannot be expected to provide a successful result (examples: intellectual disabilities, cerebral palsy, epilepsy, severe cardiac problems, hyperactivity) — verification by appropriate medical documentation required

Inhalation of Nitrous Oxide/Analgesia

Nitrous oxide may be covered when performed in conjunction with covered dental services and indicated for specific situations; contraindications listed

ALL of the following

Nitrous oxide may be indicated for ONE of
- Ineffective local anesthesia administration
- Treatment of dental anxiety
- Special needs patients
- Individuals who are uncooperative or behaviorally challenged
Nitrous oxide contraindicated for ONE of (examples, not limited to):

Coding

CDT codes (informational list)mixed

D9210	local anesthesia not in conjunction with operative or surgical procedures
D9211	regional block anesthesia
D9212	trigeminal division block anesthesia
D9215	local anesthesia in conjunction with operative or surgical procedures
D9219	evaluation for deep sedation or general anesthesia
D9222	administration of deep sedation/general anesthesia - first 15-minute increment, or any portion thereof
D9223	administration of deep sedation/general anesthesia - each subsequent 15-minute increment, or any portion thereof
D9224	administration of general anesthesia with advanced airway - first 15-minute increment, or any portion thereof
D9225	administration of general anesthesia with advanced airway - each subsequent 15-minute increment, or any portion thereof
D9230	administration of nitrous oxide/administration of moderate sedation - intravenous

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Provider Actions & Documentation Requirements

Documentation Required

Support medical necessity with physician documentation

Medical conditions requiring general anesthesia must be supported by documentation from the oral surgeon, dentist and/or physician administering the anesthesia.

Documentation Required

Maintain complete anesthesia record and physiologic monitoring

Maintain anesthesia record including drug names, administration times and dosages; continuously monitor and document oxygenation (including mucosal color), ventilation (chest movement, respirations), and circulation (blood pressure and heart rate) pre-, intra-, and post-operatively.

Drug names, administration times and dosages (local, IV, inhalation)
Oxygenation: observation of mucosal color (pink hue); pulse oximetry
Ventilation: continual observation of chest movement; documented respirations
Circulation: blood pressure and heart rate evaluated pre-, intra-, and post-operatively

Prior Authorization

Age and contract limits for pediatric IV/inhalation anesthesia

Pediatric intravenous and inhalation anesthesia follow contract-specific and state-mandated ages; verify the member's contract for the plan‑defined age of a child and whether the benefit applies to the member.

Documentation Required

Attendance and life support requirements

When IV or inhalation anesthesia is used, additional individuals trained in Advanced or Basic Life Support (as required by the state) must be present in addition to the dentist/oral surgeon; if required by the state, maintain a current equipment inspection certificate, sedation license and CPR certification.

Additional trained individuals in Advanced or Basic Life Support (state-specific) must be present
Current equipment inspection certificate (if required by state)
Sedation license (if required by state)
Current CPR certification (if required by state)

Documentation Required

Rationale for anesthesia >60 minutes

Provide a written rationale and supporting documentation when office anesthesia exceeds 60 minutes.

Radiographic images
Progress notes
Operative report
Complete anesthesia record indicating start and stop times of incremental drug administration

Background and Definitions

This policy defines a continuum of sedation depth and standard level descriptions. Deep sedation/general anesthesia is a drug-induced loss of consciousness where patients are unarousable and cardiovascular function may be impaired. Intravenous moderate sedation is a depressed level of consciousness where the person remains responsive and spontaneous breathing and cardiovascular function are typically maintained. Analgesia denotes a drug-induced depression of consciousness with responses only after repeated or painful stimulation and may require airway assistance. Anxiolysis is a minimal drug-induced state allowing normal response to verbal commands with preserved airway, breathing, and circulation. The level of anesthesia is determined by the anesthetic agent’s documented effect on the central nervous system. The administration of local anesthesia, nitrous oxide, IV moderate sedation and deep sedation/general anesthesia is an integral part of dental practice and must be performed by appropriately educated, trained and licensed dental professionals.

Medically/Dentally Necessary: Services consistent with the member’s diagnosis or condition; rendered in response to a life‑threatening condition or pain, to treat an injury/illness/infection related to the dentition, or to achieve dentition function consistent with prevailing community standards.

Deep sedation/General anesthesia: Drug‑induced loss of consciousness; patients are unarousable, may have impaired cardiovascular function and cannot be woken even with painful stimulation.

Intravenous moderate sedation: Drug‑induced depression of consciousness where the patient remains awake or easily arousable, maintains adequate spontaneous breathing and cardiovascular function, and typically has limited memory of the procedure.

Analgesia: Drug‑induced depression of consciousness with purposeful response only after repeated or painful stimulation; airway assistance may be required.

Anxiolysis: Drug‑induced state allowing normal response to verbal commands with preserved airway reflexes, breathing and cardiovascular function.

Guideline references cited include the American Society of Anesthesiologists (ASA), the American Academy of Pediatrics (AAP), the American Academy of Pediatric Dentistry (AAPD), the American Dental Association (ADA), and the Current Dental Terminology (CDT) 2026 listing of procedure codes. These sources support the continuum of sedation definitions, monitoring and documentation standards, pediatric monitoring guidance, and coding references for anesthesia-related dental services.

OpenPayer

Inhalation and Local Anesthesia (2026 Policy)

Coverage Summary

Medical Necessity Criteria

Coding

Provider Actions & Documentation Requirements

Background and Definitions

Revision History